The Doobie Brothers play here first, with two 8 p.m. shows scheduled for the casino’s Northern Lights Theater April 1 and 2. Tickets are $55 to $65 and will go on sale beginning at noon Jan. 25 at the box office (1721 W. Canal St.), by calling (800) 745-3000 and visiting ticketmaster.com.

Then on April 30 and May 1, Chicago will perform at Northern Lights. Tickets for both 8 p.m. shows are $75 to $85 and go on sale at noon Feb. 1.